5.5.4 Explain the course of the Cold War, including differing economic and political philosophies ofthe Union of Soviet Socialist Republics (USSR) and the United States, the spread ofCommunism, McCarthyism, the Korean Conflict, the Berlin Wall, the space race, the Cubanmissile crisis, and the Vietnam War.

5.5.5 Explain the political alliances and policies that impacted the United States in the latter part of thetwentieth century, including the North Atlantic Treaty Organization (NATO), the United Nations,and the Organization of Petroleum Exporting Countries (OPEC).